CONTENTS. XV 



HACK 



Hallek, B. — Structure of Tracheate Syncerebrum 306 



Reitzenstein, W. v. — Structure of Ocelli in Periplaneta and Cloeon HOT 



Poulton, E. B. — Inheritance of Acquired Characters in Insecta 307 



Riley, W. A. — Development of Head Skeleton in Blatta 307 



Neniukofp, Dimitri — Digestion in Cockroach HOT 



Sellards, E. H. — Palaeozoic Cockroaches 307 



Silyestri, F. — Oenogyna l>aeticum 308 



Buonion, E. — Stalked Eggs of llhyosa persuasoria 308 



Lea, Arthur M. — Ants' X est Beetles 308 



Arrow, G. J. — Sound Production in Lamellicorn Beetles 308 



Lass, M. — Structure of Female Flea 308 



Enderlein, Gcnther — New Flightless Fly 309 



Goeldi, Emilio A. — Mosquitoes of Para 309 



Ducke, A. — Social Wasps of Para . . 309 



Hormizaki, K. yon — Synopsis of Families of Palsearctic Lepidoptera 132 



Kitchin, V. P. — Variation in Mel itasa aurinia 43'2 



Phillips, E. F. — Structure and Development of the Compound Eye of the Honey Bee 433 



Merlin, A. A. 0. Eliot— Foot of House-Fly 433 



Grunberg, K. — New (Estrid Larva from Hippopotamus 433 



Silvestri, F. — Metamorphosis of Lebia scapularis 433 



Mollison, Th. — Function of the Follicular Epithelium in Melolontha vulgaris . . 434 



Goding, F. W„ & W. W. Fkoggatt — Monograph of Australian Cicadidx .. .. 434 



Bordas. L. — Salivary Glands in Nepa cinerea 434 



„ „ Glands of Hemiptera 434 



Vos8, F. — Tltorax of Gryllus domesticus 434 



Jaoobi, A. — Species of Pceciloptera 435 



Kellogg, V. L., & R. G. P>ell — Notes on Insect Bionomics 586 



Handlirsch, Anton — Phytogeny of Insects 586 



Balducci, E. — Notes on Larvx of Arpyia vinula 588 



Pictet, Arnold — Influence of Nutrition and Humidity on Lepidoptera 588 



Chapman, T. A. — Pupal Suspension of Thais 588 



Byatt, Horace A. — Numerical Proportion of Mimic to Model 588 



Kellogg, Vernon L. — Experiments on Bombyx mori 588 



„ „ Regeneration in Larval Legs of Caterpillars 589 



Semichon, L. — Urate Cells in Hymenoptera 589 



Passerini, N. — Luminosity of Luciola italica 589 



Annandale, Nelson — Aquatic Gloio -Worm .' .. 589 



Gross, J. — Spermatogenesis of Sycromastes marginatus 589 



McCracken, Isabel — Inheritance of Dichromatism in Una lapponica 590 



Boutan, L. — Bamboo-Beetle and Coffee-Plant 590 



Enderlein, Gunther — Sexual Dimorphism in Rat Louse 590 



Carpenter, F. W. — Reactions of the Pomace Fly ■ 590 



Carpenter, G. H. — Injurious Insects in Ireland 591 



Briggs, Ella M. — Life-Hi story of Case Bearers 591 



Enderlein, Gunther — New Genus of Diptera from Falkland Islands 591 



Perez, Ch. — Histolysis of Muscles on Larval Muscidse 591 



Aldrich, J. M. — Catalogue of North American Diptera 591 



Roselle, F. du — Specific Peculiarities of External Genital Organs in Sarcopsylla 591 



Enderlein, Gunther — New Flea from Armadillo 591 



Lutz, Adolpho — Brazilian Tabanidm 592 



Lauterborn, R. — Chironomid Larvae 592 



Phisalix, C— Poison in Bees' Eggs 691 



Kershaw, J. — Habits of Gerydus chinensis t591 



„ Butterfly Destroyers in Southern China 692 



Longstafp, G. B. — Notes 071 Butterflies from India and Ceylon 6^2 



Zander, Enoch — Male Genital Apparatus in Bubalidx 692 



Sharp, D., & F. G. Smith — Notes on Coleoptera 692 



Boas, J. E. V. — Cockchafer- Years 693 



Perazzo. Umberto — Variations in Hydrophilus piceus 693 



Austen, E. E. — Diptera, etc., of Uganda 693 



Needham, J. G., & others — May Flies and Midges of Neio York 693 



Grassi, B. — Neio Chironomid 693 



